Merge pull request #143 from kpdyer/dev

pushing to master for 0.2.15 release
Merge pull request #146 from kpdyer/dev

Build process improvements
Issue #148: add .travis.yml file
Issue #148: revert change to master
Merge pull request #154 from kpdyer/dev

merge to master for 0.2.16
Issue #152: "txsocks and parsley" and py2exe includes